DONGLI / PART REFERENCE

Plunger

HT400 Plunger — 4.5寸

Catalogue reference number
Not recorded
Catalogue brand
Not recorded

Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

HT400 Plunger — 4.5寸 — Plunger

Original designation: HT400 柱塞---4.5寸G-316.23085

Catalogue model references

These are retained catalogue associations, not confirmed fitment for your equipment. Choose the model you want to review.

Catalogue specification records

Original fieldRecorded value
Size4.5寸
Catalogue description records

This is a plunger sized for the HT400 mud pump, supplied as an aftermarket replacement part. A plunger is the polished reciprocating element of a plunger-pump fluid end; the high-pressure seal is made by stationary packing around the plunger rather than by a seal on the plunger itself. It is sized 4.5 inch to match the pump. The HT400 model number is given for identification only and does not imply original-manufacturer production.

A plunger is the polished reciprocating element of a plunger pump fluid end; the high-pressure seal is made by stationary packing around the plunger rather than by a seal on the plunger itself.

Catalogue question records

Original catalogue questions are retained. Fitment and availability need technical review.

Which pump does this plunger fit?
It is sized for the HT400 mud pump as an aftermarket replacement part.
What does a plunger do?
It is the polished reciprocating element of the fluid end; the high-pressure seal is made by stationary packing around the plunger, not by a seal on the plunger itself.
What size is it?
It is sized 4.5 inch to match the HT400 pump.
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